70. Vaccinium chengiae W. P. Fang, Icon. Pl. Omei. 1(1): t. 39. 1942 [“chengae”].
四川越桔 si chuan yue ju
Shrubs evergreen, sometimes epiphytic, 0.5–1.5 m tall. Twigs angled, pilose, glabrescent; bud scales inconspicuous. Leaves dense; petiole 1–2 mm, pilose to glabrescent; leaf blade elliptic or elliptic-oblong, 1.7–2.2 × 1–1.4 cm, leathery, glabrous, abaxially glaucous, adaxially drying rugose, secondary veins inconspicuous, base broadly cuneate to rounded, margin revolute, entire, with 1 basal gland per side, apex obtuse to rounded, retuse. Inflorescences racemose, to 5 mm, subglabrous, 2–4-flowered; bracts ca. 1 mm, ovate or ovate-triangular, sparsely ciliate. Pedicel 3–5 mm, subglabrous or villous. Hypanthium glabrous or villous; calyx lobes triangular-ovate, 1.5–2 mm, ciliate. Corolla white or yellowish white, with pinkish stripes, campanulate, 5–6 mm, glabrous. Filaments ca. 1 mm, sparsely pubescent; anthers ca. 2 mm, with 2 spreading spurs; tubules ca. 2 × as long as thecae. Berry purplish, ca. 6 mm in diam. Fl. May, fr. Nov.
Thickets, rocky places on slopes, sometimes epiphytic on trees; 1000–1600 m. S and SC Sichuan.